Triple
T15434718
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gwalior Light Railway |
E369729
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Indian Railways narrow-gauge network
The Indian Railways narrow-gauge network is a collection of historically significant, small-width railway lines across India, many of which were built during the colonial era to serve remote or hilly regions and are now largely preserved as heritage routes.
|
E369729
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Indian Railways narrow-gauge network | Statement: [Gwalior Light Railway, partOf, Indian Railways narrow-gauge network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Indian Railways narrow-gauge network Context triple: [Gwalior Light Railway, partOf, Indian Railways narrow-gauge network]
-
A.
Scindia State Railway
Scindia State Railway was a former princely-state-owned railway system in India that later became part of the nationalized network and contributed to the formation of the Central Railway zone.
-
B.
Gwalior Light Railway
Gwalior Light Railway is a historic narrow-gauge railway network in central India, originally built to serve the princely state of Gwalior and noted for its extensive rural reach and heritage value.
-
C.
Waltair railway division
Waltair railway division is an administrative division of Indian Railways that manages and operates railway services in and around Visakhapatnam and parts of the surrounding region.
-
D.
North Central Railway
North Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across key regions in northern and central India.
-
E.
Mountain Railways of India
Mountain Railways of India is a UNESCO World Heritage collective designation for several historic narrow-gauge railway lines built in the rugged hill regions of India, renowned for their engineering ingenuity and scenic routes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Indian Railways narrow-gauge network Triple: [Gwalior Light Railway, partOf, Indian Railways narrow-gauge network]
Generated description
The Indian Railways narrow-gauge network is a collection of historically significant, small-width railway lines across India, many of which were built during the colonial era to serve remote or hilly regions and are now largely preserved as heritage routes.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Indian Railways narrow-gauge network Target entity description: The Indian Railways narrow-gauge network is a collection of historically significant, small-width railway lines across India, many of which were built during the colonial era to serve remote or hilly regions and are now largely preserved as heritage routes.
-
A.
Scindia State Railway
Scindia State Railway was a former princely-state-owned railway system in India that later became part of the nationalized network and contributed to the formation of the Central Railway zone.
-
B.
Gwalior Light Railway
chosen
Gwalior Light Railway is a historic narrow-gauge railway network in central India, originally built to serve the princely state of Gwalior and noted for its extensive rural reach and heritage value.
-
C.
Waltair railway division
Waltair railway division is an administrative division of Indian Railways that manages and operates railway services in and around Visakhapatnam and parts of the surrounding region.
-
D.
North Central Railway
North Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across key regions in northern and central India.
-
E.
Mountain Railways of India
Mountain Railways of India is a UNESCO World Heritage collective designation for several historic narrow-gauge railway lines built in the rugged hill regions of India, renowned for their engineering ingenuity and scenic routes.
- F. None of above.
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d85a19180081909925012fbf4e62a3 |
completed | April 10, 2026, 2:02 a.m. |
| NER | Named-entity recognition | batch_69e03edb3ec481908b26164d4470c9bc |
completed | April 16, 2026, 1:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff21a5e55c81909801db54032589ac |
completed | May 9, 2026, 11:59 a.m. |
| NEDg | Description generation | batch_69ff22d425dc8190955f9f6edc952d9c |
completed | May 9, 2026, 12:04 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff26ef82b8819084f77c6f0aadb8e7 |
completed | May 9, 2026, 12:22 p.m. |
Created at: April 10, 2026, 3:21 a.m.